High Vacuum Silicone Grease, Dow Corning


Seals and prevents freezing of stopcocks and ground-glass joints in high-vacuum systems at pressures less than 10-6 mm Hg. Heat stable (−40 to 260 °C), low vapor pressure, and chemically resistant. Colorless.



• Low volatility to hold deep vacuums

• Resists oxidation

• Non melting

• Good thermal stability

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